Raymarine Brz Longstem Depth W/Fairing Block (B45)

The Raymarine Brz Longstem Depth W/Fairing Block (B45) is the transducer choice for serious anglers and boaters who demand accurate sonar performance in demanding conditions. This longstem through-hull depth transducer is engineered for vessels that require a reliable, precision-built depth-finding solution without compromise. Whether you're working shallow flats, rocky structure, or open water, the B45 delivers consistent bottom readings and fish-finding accuracy.

Built by Raymarine—a marine electronics leader trusted across commercial and recreational fleets—this transducer integrates seamlessly into existing Raymarine sonar systems. The longstem design with integral fairing block minimizes turbulence and drag while maintaining optimal beam projection, critical for clean sonar images across the full water column. The fairing block reduces hydrodynamic noise, ensuring your chartplotter displays genuine bottom structure and fish arcs.

Raymarine's precision manufacturing and quality control mean this transducer will perform year after year in saltwater, brackish, and freshwater environments. The B45 is ideal for recreational and light commercial applications where portability and installation are key. Experience reliable depth readings and enhanced fishing success with the Raymarine B45.